Mining Incidents

Search the record

Every injury and fatality MSHA has on file. Filter by state, year, sector, classification, experience, or any keyword from the investigator's narrative.

Total incidents
273,095
Of which fatal
1,202
Years on record
2000–2026
Classifications
20
Filters 2 active
Time period
Experience at time of incident

Alert me on this search

Email me when a new incident matches these filters. One confirmation email; unsubscribe anytime.

The record

52 matching records

Showing 50 of 52
September 11, 2024 WY · Coal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Thunder Basin Coal Company LLC · Inhalation of radiations, caustics, toxic and noxious substances

Employee came into office 9/11/2024 claiming smoke inhalation from torching on material on mine site. Unknown time of return.

September 8, 2023 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between a moving and a stationary object

A mechanic smashed their little finger between a track dozer and a jack handle.

June 16, 2022 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between a moving and a stationary object

Injured Employee was torqueing a CAT 795 haul truck with a RAD 34 torque gun. Injured employee received a dislocation, laceration and break to EE's right thumb when it became caught between the extension of the RAD 34 and wheel motor.

April 2, 2022 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between a moving and a stationary object

In the process of moving the Rad 15 impact gun from one nut to the other, the injured employee received a fracture and laceration to EE's left ring finger when EE's finger became lodged between the Rad 15 impact gun and the wheel.

November 8, 2021 WY · Coal welder (non-shop) MACHINERY
Thunder Basin Coal Company LLC · Flash burns (welding)

A technician was welding in close proximity to other welders inside a rev. frame. The light reflected off the walls behind and came in behind EE's welding hood causing EE to receive flash burn to EE's eyes. EE was given a prescription of eye drops.

July 6, 2021 WY · Coal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Thunder Basin Coal Company LLC · Struck by... (Not Elsewhere Classified)

The employee was using a handheld grinder with a cutting wheel to cut off a section of handrail, when the tool kicked back, striking EE in the lower leg, which resulted in a laceration that required stitches.

January 5, 2021 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between a moving and a stationary object

Tech pinched finger between action arm and rim while removing wheel stud bolts with a rad gun on a rear inside dual of a haul truck. Injury resulted in a laceration on Techs left middle finger requiring 10 stitches.

March 18, 2020 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Struck by flying object

Socket detached from air wrench and struck i.e. on RT cheek causing a laceration.

June 7, 2019 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Struck by falling object

A millwright was using a carbon arc gouging tool to begin to remove a brass bushing when the bushing came loose and fell on the millwright's foot, fracturing the foot.

March 17, 2015 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between a moving and a stationary object

The tugger cables were being used to pull the front sloped house roof panel back into position when it became stuck. A millwright's left middle finger was pinched between the rope window edge and the channel frame of the panel when the panel shifted. The result was a laceration requiring stitches.

February 15, 2015 WY · Coal welder (non-shop) MACHINERY
Thunder Basin Coal Company LLC · Struck by falling object

Employee was lifting a sheet of metal with the forklift to place on sawhorses. Sawhorses were not level and when employee tried to level the sheet of metal on them the metal fell and struck the employee on the back of the ankle. This resulted in a fractured left ankle.

December 9, 2014 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between a moving and a stationary object

Employee was using a hydraulic torque wrench (high torque) that slipped off the nut. The employee reached to catch the wrench at which time his left ring finger was pinched between the wrench and drag line hoist case

December 29, 2013 WY · Coal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Thunder Basin Coal Company LLC · Struck against a moving object

The technician's shoulder was jarred when the dozer he was operating rolled onto its side. He returned to work continuing his normal duties until he underwent a procedure and returned on June 6, 2014 with restricted duty.

August 16, 2013 WY · Coal pumper MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between (Not Elsewhere Classified)

The technician was assisting in moving a 2800 P&H shovel when the machine lost propel capabilities. The machine then rolled in reverse striking the pickup driven by the technician causing the driver to be pinned in the cab.

October 25, 2012 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between a moving and a stationary object

Using a rad 30 gun to tighten wheel bolts on unit 239. While positioning the gun on first bolt the trigger hit the wheel starting the gun pinching finger between gun and wheel causing a crush injury with a laceration to left index finger.

September 7, 2012 WY · Coal outside foreman, leadman MACHINERY
Thunder Basin Coal Company LLC · Struck by... (Not Elsewhere Classified)

The employee's right index finger was pinched in the guard of a sawzall resulting in a laceration and requiring stitches

January 2, 2012 WY · Coal electrician, lineman MACHINERY
Thunder Basin Coal Company LLC · Struck by... (Not Elsewhere Classified)

Welder's helper and welder working on haul truck. The helper was standing near the welder when the stinger of the welding machine made contact with the back of the helper's hand. The welding wire pierced through the glove and punctured the back of the helper's hand. The injury resulted in infection.

November 22, 2011 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Struck by... (Not Elsewhere Classified)

A maintenance planner's left hand was lacerated when he was struck by a piece of metal as he watched a dragline bucket lip shroud being installed using a hydraulic hammer.

September 14, 2010 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between a moving and a stationary object

Individual was using an impact wrench when the nut broke loose, pinching his finger between the wrench and the transmission. Stitches were required for the laceration.

August 11, 2009 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Flash burns (welding)

A plant millwright received a welding flash burn to the eyes, due to the arc reflecting off the walls of the chute he was working in.

April 11, 2009 WY · Coal welder (shop) MACHINERY
Thunder Basin Coal Company LLC · Struck by flying object

4/11 @ 2 AM, Felt irritation in eye while air arching in rev frame of shovel, sparks coming over & around head. Welding helmet & safety glasses being worn. Washed eye on site, completed shift & next shift. 4/12: 5 PM, after sleeping, eye felt irritated. Imbedded metal partical removed from right cornea by doctor using brush & spud. Returned to work next day after follow-up exam.

October 15, 2008 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Struck by flying object

Two employees were welding and cutting on the apron of 6147-4341 Scraper. The welder warned the other that he was going to start grinding. As the employee turned away from the grinder, a piece of foreign material blew in behind his glasses.

May 31, 2008 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Struck by falling object

While setting conveyor tube on supports above railroad tracks LTL crane collapsed causing severe injury to 2 employees of TIC...still under investigation cause unknown at this time

May 31, 2008 WY · Coal miner, prospector, nec MACHINERY
Thunder Basin Coal Company LLC · Struck by falling object

While setting conveyor tube on supports above railroad tracks LTL crane collapsed causing severe injury to 2 employees of TIC...still under investigation cause unknown at this time

January 22, 2008 WY · Coal miner, prospector, nec MACHINERY
Thunder Basin Coal Company LLC · Over-exertion (Not Elsewhere Classified)

EE operating electric drill-bit became stuck-drill was wrenched from EE, causing fracture to back of right hand.

December 24, 2007 WY · Coal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Thunder Basin Coal Company LLC · Struck against a moving object

At the start of the shift the employee started up an abandoned ramp near a shovel dig face. Part way up he stopped and began to retreat. The dozer rolled over once and landed on it's tracks at the base of the face. The employee suffered trauma to his head and neck.

October 6, 2007 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Struck by flying object

At the time of the incident the technician was using a grinder to cut a bracket that supported the steering suction tube on a CAT 793 truck. As the technician was cutting the bracket a metal fragment struck and became lodged in his right eye.

July 7, 2007 WY · Coal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Thunder Basin Coal Company LLC · Struck against a moving object

HT257 pre spotted on the left side of the shovel when the dig face came down striking the back of the truck. The front of the truck came off the ground and went back down to the ground jarring the operator. The operator had pain in the lower back and legs.

May 15, 2007 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between a moving and a stationary object

Loosening nuts with a rad gun, got his hand caught between the action arm and the rim of the wheel. Right index finger open fracture.

April 6, 2007 WY · Coal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator MACHINERY
Thunder Basin Coal Company LLC · Struck against a moving object

While running 316 scraper, the operator was turning off the main haul road into Thunder Cloud and hit a pothole causing the seat to hit hard while seat belted resulting in a back injury.

September 11, 2006 WY · Coal welder (shop) MACHINERY
Thunder Basin Coal Company LLC · Struck by flying object

Performing grinding and welding operations on the rear of a 295 shovel, while grinding, an object from the grinding struck left eye.

August 31, 2006 WY · Coal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Thunder Basin Coal Company LLC · Struck against a moving object

The shovel lost power and the bucket fell into the bed of the truck jarring the truck driver. It resulted in neck strain and restricted duty.

August 31, 2006 WY · Coal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Thunder Basin Coal Company LLC · Contact with hot objects or substances

Employee swept the pressure washer wand over the top of his right foot without shutting it off.

August 24, 2006 WY · Coal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Thunder Basin Coal Company LLC · Struck against a moving object

While loading truck, the shovel power tripped out and the bucket fell into truck bed jostling the truck driver. He has lower back pain and the doctor has restricted him to light duty for 1 week.

July 8, 2006 WY · Coal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Thunder Basin Coal Company LLC · Struck against a moving object

Shovel bucket hit bed of haul truck shaking driver in seat. The employee has a history of lower back problems and this shaking resulted in pain in lower back and leg.

March 28, 2006 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Contact with hot objects or substances

The employee was using an oxyacetylene torch to cut dragline cables. He shut the torch off and rubbed his glove across the tip to remove some slag. The torch ignited and blew a hole throught the palm of his glove. The cotton liner ignited and caused a 2nd degree burn to his left hand.

February 15, 2006 WY · Coal pumper MACHINERY
Thunder Basin Coal Company LLC · Struck by... (Not Elsewhere Classified)

The new employee was standing behind the trainer while she was washing a haul truck. He asked her about an overhead fixture and as both looked up, the pedestal-mounted water cannon slipped from her grip and flipped over, spraying the new employee directly in the face. His eye was lacerated and treated with antibiotic.

February 2, 2006 WY · Coal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Thunder Basin Coal Company LLC · Struck against a moving object

Haul truck was struck by a shovel dipper door jostling the truck driver. The truck driver had pre-existing degenerative disc problems which were aggravated by this incident. She sought chiropractic treatment.

May 11, 2005 WY · Coal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY
Thunder Basin Coal Company LLC · Struck by... (Not Elsewhere Classified)

Employee was lifting a jackhammer out of a crusher and he had his left hand on the bit. The trigger was inadvertently contacted while lifting it out, and the jackhammer was activated momentarily. The bit cut through his leather glove and cut the palm of his left hand about 3/4", and sutures were required to close the laceration.

April 26, 2005 WY · Coal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Thunder Basin Coal Company LLC · Struck against a moving object

Employee complained of back pain at the end of his shift, although there was no single event that caused any pain. A doctor examined him and concluded that a multitude of factors have contributed to this condition over time including weight, physical condition and operating heavy equipment. He was placed on bed rest and prescribed physical therapy.

February 21, 2005 WY · Coal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Thunder Basin Coal Company LLC · Struck by flying object

EE TURNED ON FAN MOTOR FOR HEATER; THE HEATER OUTLET BLEW OUT A PUFF OF DUST & DIRT. EE REMOVED SAFETY GLASSES AND RUBBED HIS EYE. WHEN HE DID THIS HE RUBBED A PIECE OF DIRT INTO HIS RIGHT EYE.

September 28, 2004 WY · Coal welder (shop) MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between running or meshing objects

WHILE ADJUSTING THE BELT TENSION ON A MOTOR RUNNING A BELT DRIVEN MACHINE BORING HEAD, THE MOTOR WAS TURNED ON BY THE OTHER EE WITHOUT CHECKING TO SEE IF THE INJURED EE HAD HIS HANDS AWAY FROM THE BELT. WHEN THE MOTOR TURNED ON IT GRABBED THE EE'S HEAVY WELDING GLOVES AND PINCHED IT BETWEEN THE BELT AND THE SHEAVE. RESULTING IN A SMALL FRACTURE TO THE LEFT INDEX FINGER.

August 5, 2004 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Struck by... (Not Elsewhere Classified)

Employee was taking down a welding hooch after welding and grinding operations. He went home at the end of shift and woke the next day with his left eye hurting. He visited the hospital where a metal particle and rust ring were ground from his left eye. He was also given antibiotic drops for his eye.

January 11, 2004 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Struck by... (Not Elsewhere Classified)

WHILE CHANGING A TIRE ON UNIT 184 THE RAD GUN POPPED OFF THE LUG NUTS STRIKING EMPLOYEE IN LEFT SHOULDER CAUSING A SPRAINED LEFT SHOULDER.

October 25, 2002 WY · Coal welder (shop) MACHINERY
Thunder Basin Coal Company LLC · Caught in, under or between (Not Elsewhere Classified)

WE WERE USING AN I-BEAM & TROLLEY TO MOVE GEAR RACKS IN & OUT OF TUB. WE WERE PLACING A GEAR RACK INTO PLACE. THE EE WAS PULLING THE RACK, HE LOOKED DOWN TO PLACE HIS FEET AND THE TROLLEY RAN OVER HIS FINGERS.

June 18, 2001 WY · Coal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Thunder Basin Coal Company LLC · Struck by flying object

EMPLOYEE WAS GRINDING ON THE SWING RACK OF A SHOVEL DURING WINDY CONDITIONS. THE NEXT DAY HE REPORTED THAT HE HAD SOMETHING IN HIS EYE. HE WAS TAKEN TO A DOCTOR, WHO REMOVED AN EMBEDDED METAL PARTICLE FROM HIS EYE.

October 27, 2000 WY · Coal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Thunder Basin Coal Company LLC · Struck against a moving object

HIT A ROCK WITH SCRAPER, SCRAPER STOPPED IMMEDIATELY CAUSING STRAIN TO OPERATOR'S BACK.

October 18, 2000 WY · Coal backhoe operator, trackhoe operator, crane operator MACHINERY
Thunder Basin Coal Company LLC · Over-exertion (Not Elsewhere Classified)

EMPLOYEE OPERATED 651 CAT SCRAPER, NEXT DAY HIS BACK WAS SORE.

June 26, 2000 WY · Coal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Thunder Basin Coal Company LLC · Struck by... (Not Elsewhere Classified)

TRANSFERING WATER IN FIXED PIPE SYSTEM - OPENED VALVE AND PUMP HOUSING FAILED. THE CASTING HIT HIM IN THE LEG CUTTING IT SUPERFICALLY. HOWEVER, AN INFECTION FLARED THREE DAYS LATER REQUIRING A NTIBIOTICS AND REST.

Showing 50 of 52